that's where the world economy operates, sea-based trade has been organized the world economy for a very long time. >> but people would live a little bit further away from the actually water thain do now. >> there may be particular zoning issues to be sure but we have to understand great cities around the world on are on the coast and i think the great point is there's no way we're going to beat this just through adapts to the changes. we're on the path of raising the impacts so powerfully, so frighteningly that if we don't get the climate change itself under control, i don't think we'll ever catch up through patching, through these kinds of solutions, through emergency response. everywhere that i've been in recent weeks, than's usually a lot for me as i'm traveling around the world, nigeria recently, massive floods when i got there. i was in beige cbangkok recentl. i was remembering the one-year devastation when the whole city basically was under water and the economy took a terrible hit. there had been huge storms, huge sea surges, floods, not to mention -- and we should remember -- th